Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8073133 | Echo canceler and echo canceling method | Takashi Ishiguro, Koichi Kihara, Junji ARAI | 2011-12-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8073133 | Echo canceler and echo canceling method | Takashi Ishiguro, Koichi Kihara, Junji ARAI | 2011-12-06 |